how to keep values of dependent dropdowns after form submit

manpreet Best Answer 3 years ago

html code

 align="center">
                             align="center" class="td_border">
                                <span class="custom-dropdown">
                                     name="medium" id="medium">
                                      php 
    if(isset($_POST['medium'])){ if($_POST['medium'] == '0'){ ? 
    >selected="true" php } } ?> >Select
                                      english" php                 
    if(isset($_POST['medium'])){ if($_POST['medium'] == 'english'){ ? 
    >selected="true" php } } ?> >English
                                      english" php 
    if(isset($_POST['medium'])){ if($_POST['medium'] == 'semi-english'){ ? 
    >selected="true" php } } ?> >Semi-English
                                      marathi" php 
    if(isset($_POST['medium'])){ if($_POST['medium'] == 'marathi'){ ? 
    >selected="true" php } } ?> >Marathi
                                    
                                span>
                                   
                             align="center" class="td_border">
                                <span class="custom-dropdown">
                                     name="class" id="class">
                                         value="0">Select Medium 
    first
                                    
                                span>
                            
                             align="center" class="td_border">
                                <span class="custom-dropdown">
                                      name="subject" id="subject">
                                         value="0">Select class 
    first
                                    
                                span>
                            
                             align="center" class="td_border">
                                <span classspan